Pith Number

pith:OXFEKB5D

pith:2018:OXFEKB5DXUHONWFA5ZJUP5LXXP

not attested not anchored not stored refs pending

A Tight Bound for Hypergraph Regularity II

Asaf Shapira, Guy Moshkovitz

arxiv:1804.05513 v1 · 2018-04-16 · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OXFEKB5DXUHONWFA5ZJUP5LXXP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:18:27.974024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75ca4507a3bd0ee6d8a0ee5347f577bbd39066044525b9f5681f76ad45030773

Aliases

arxiv: 1804.05513 · arxiv_version: 1804.05513v1 · doi: 10.48550/arxiv.1804.05513 · pith_short_12: OXFEKB5DXUHO · pith_short_16: OXFEKB5DXUHONWFA · pith_short_8: OXFEKB5D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OXFEKB5DXUHONWFA5ZJUP5LXXP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 75ca4507a3bd0ee6d8a0ee5347f577bbd39066044525b9f5681f76ad45030773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f382782b30571645768e841f4a2747fbb0db2234a8861eb570374975b1ef58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-04-16T06:14:56Z",
    "title_canon_sha256": "2b93ba346dd599c5bb1b58785c6c179a7129eff5989480cf93e142abbbc28087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05513",
    "kind": "arxiv",
    "version": 1
  }
}